generated from Luis/nextjs-python-web-template
62 lines
1.6 KiB
Python
62 lines
1.6 KiB
Python
import sys
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import time
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import urllib.request
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from multiprocessing import Process
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from typing import Generator
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from urllib.error import URLError
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import pytest
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import uvicorn
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from fastapi.testclient import TestClient
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from openapi_client import ApiClient, Configuration
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from ports import PortFunction
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from clan_cli.webui.app import app
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@pytest.fixture()
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def test_client() -> TestClient:
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return TestClient(app)
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def get_health(*, url: str, max_retries: int = 20, delay: float = 0.2) -> str | None:
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for attempt in range(max_retries):
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try:
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with urllib.request.urlopen(url) as response:
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return response.read()
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except URLError as e:
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print(f"Attempt {attempt + 1} failed: {e.reason}", file=sys.stderr)
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time.sleep(delay)
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return None
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# Pytest fixture to run the server in a separate process
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@pytest.fixture()
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def server_url(unused_tcp_port: PortFunction) -> Generator[str, None, None]:
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port = unused_tcp_port()
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host = "127.0.0.1"
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proc = Process(
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target=uvicorn.run,
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args=(app,),
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kwargs={"host": host, "port": port, "log_level": "info"},
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daemon=True,
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)
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proc.start()
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url = f"http://{host}:{port}"
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res = get_health(url=url + "/health")
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if res is None:
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raise Exception(f"Couldn't reach {url} after starting server")
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yield url
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proc.terminate()
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@pytest.fixture()
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def api_client(server_url: str) -> Generator[ApiClient, None, None]:
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configuration = Configuration(host=server_url)
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# Enter a context with an instance of the API client
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with ApiClient(configuration) as api_client:
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yield api_client
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